import Vue from 'vue'
import VueRouter from 'vue-router'
import Login from '../components/login.vue'
import Home from '../components/home.vue'
import Welcome from '../components/welcome.vue'
import Users from '../components/user/users.vue'
import Rights from '../components/power/rights.vue'
import Roles from '../components/power/roles.vue'
import Cate from '../components/goods/cate.vue'
import Params from '../components/goods/params.vue'
import GoodList from '../components/goods/List.vue'
import GoodsAdd from '../components/goods/add.vue'
import Order from '../components/order/order.vue'
import Report from '../components/report/report.vue'

Vue.use(VueRouter)

const routes = [
    { path: '/', redirect: '/login' },
    { path: '/login', component: Login },
    {
        path: '/home',
        component: Home,
        children: [
            { path: '/welcome', component: Welcome },
            { path: '/users', component: Users },
            { path: '/rights', component: Rights },
            { path: '/roles', component: Roles },
            { path: '/categories', component: Cate },
            { path: '/params', component: Params },
            { path: '/goods', component: GoodList },
            { path: '/goods/add', component: GoodsAdd },
            { path: '/orders', component: Order },
            { path: '/reports', component: Report }
        ],
        redirect: '/welcome'
    }
]

const router = new VueRouter({
    routes
})

router.beforeEach((to, from, next) => {
    //to将要访问的路径
    //from代表从何处访问而来
    if (to.path == '/login') return next();
    const tokenStr = sessionStorage.getItem('token');
    if (!tokenStr) return next('/login');
    next();
})
const originalPush = VueRouter.prototype.push
VueRouter.prototype.push = function push(location) {
    return originalPush.call(this, location).catch(err => err)
}
export default router